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Finding the Fourth Proportional to 562,267.60, 843,516.60 and 188,558.80

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Solution

The fourth proportional to 562,267.60, 843,516.60 and 188,558.80 is: 282,876.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,267.60 : 843,516.60 = 188,558.80 : x
  2. Step 2: Convert to fraction form
    562,267.60/843,516.60 = 188,558.80/x
  3. Step 3: Cross multiply
    562,267.60x = 843,516.60 × 188,558.80
  4. Step 4: Simplify right side
    562,267.60x = 159,052,477,876.08
  5. Step 5: Solve for x
    x = 159,052,477,876.08/562,267.60
  6. Step 6: Final answer
    x = 282,876.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.